Home / 7,697.11-11,542.83-2,765.43

Finding the Fourth Proportional to 7,697.11, 11,542.83 and 2,765.43

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Solution

The fourth proportional to 7,697.11, 11,542.83 and 2,765.43 is: 4,147.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,697.11 : 11,542.83 = 2,765.43 : x
  2. Step 2: Convert to fraction form
    7,697.11/11,542.83 = 2,765.43/x
  3. Step 3: Cross multiply
    7,697.11x = 11,542.83 × 2,765.43
  4. Step 4: Simplify right side
    7,697.11x = 31,920,888.37
  5. Step 5: Solve for x
    x = 31,920,888.37/7,697.11
  6. Step 6: Final answer
    x = 4,147.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.